What is the vertex of the graph of f(x) = lx-13l + 11 ?

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

On her first stroke, maya hit a golf ball 146 yards, 2 feet, 11 inches. on her second stroke, she hit it 163 yards, 1 foot, 2 inches. how far did the ball go all together? convert the answer to larger units whenever possible.